TonyBai

Jul 22, 2026 · Information Security

Storing Passkeys as a Single String and a Draft Go 1.28 crypto/passkey API

Filippo Valsorda proposes a PHC‑style one‑line Passkey record format that reuses WebAuthn authenticator data, eliminates the need for cross‑account Credential ID uniqueness checks, and includes a draft stateless crypto/passkey Go 1.28 API detailing registration and login flows.